{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896328,-0.443391,0.000000,0.000000,0.283750,-0.573610,0.768412,0.000000,-0.339767,0.686850,0.642492,0.000000,-2170081.615361,4386889.107085,4076101.966854,1],    "boundingVolume": {    "region": [2.030108,0.697686,2.030241,0.697805,0.000000,46.053164]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_536613.b3dm"}}}